The company

"René Hollstein Lohnschweißerei GmbH"

was founded in 1999 and specializes in the manufacturing of standard parts.

The staff are well trained and experienced professionals who are committed to the implementation of customer requirements.

Flexible workflows, we are able to rapidly provision to process orders and to meet this deadline.

Due to internal quality systems and continuous training of our staff, we achieve a high level of quality and quantity.

Everything from one source

~ Welding for
~ MAG, MIG and TIG welding
~ Spot welding
~ Robot welding in 7 axes
~ Steel, stainless steel and aluminum
~ Frame building
~ Sheet Metal Processing

Implementation of customer requirements is a top priority for us.

We are an ISO 9001:2000 certified company and want a service provider with manufacturing capabilities listed below introduce ourselves to you.

We have years of experience in the production of thin sheets of products for the automotive industry, medical equipment, furniture and engineering industries.

~ Welding process: MAG, MIG, TIG
~ MIG brazing
~ Material: steel, stainless steel, aluminum
~ Spot welding / Projection Welding
~ Stud welding using a hub and tip ignition
~ Robot welding in 7 axes
~ MAG, MIG and stud welding
~ Rocker and linearly guided machinery
~ Drilling and Flow drill process
~ Cut
~ Frame building
~ Kant works (2x Amada CNC 7Achsen)
~ Grinding and plastering
~ Powder coating
~ Zinc (Feuerferzinkung and galvanic)
~ Final
~ Packaging

We are characterized by very high quality and a high degree of flexibility, we can quickly respond to your inquiry right through to production.

Talk to us!

About working with you, we look forward.

Our Focus:

The company Industrial and Locksmith Renner is a company that offers its customers reliability and expertise in metalworking. With over 25 Years experience in maintenance and manufacturing sector Reiner Renner speaks primarily to commercial customers and sets priorities in the manufacture of parts supplied.


High quality products, detailed implementation of customer requirements and above all punctual delivery are trademarks of Industrial and Locksmith Renner.


For the realization of customer requests are 4 permanent employees and 12 master craftsmen working in-house workshops with modern machinery available.


As a professional company we are the ideal partner if you use external resources for the implementation of the following
Search services:

Workshop production, components:

- Rewarding bending parts,

- Machine covers,

- Lärmschutzverkapselungen,

- Machine frames, weldments,

-Quality welding to DIN 18800-7 / manufacturer qualification "B" with extension for stainless steels

- Oil pans for machines as specialist according to § 19 WHG

- Single and serial parts,


Outsourcing, service:

Our range of maintenance and industrial services in almost all sectors
includes the following work:

- Monitoring, inspection, repair of
Machinery and equipment

- Disassembly

Our company is specializing in machining ( turning,milling,splining...). We use the most modern technology in machining and measurements
( 5x CNC lathes , 2x automatic lathes , 7x CNC mills , 2xautomatic band saws , 3D Wenzel ).We are goging to build up a new production plant next year , so we are going to make a certification.
At present our main customers are Valeo , Komatzu , Stihl W. , Atmos, DGS , Polak etc.

Our manufacturing and skill involves the processing of steels, where our focus is set on the stainless steels. Materials such as 1.4571, 1.4101, 1.4305 are our specialty.

But with the turning alone is not often done. That's why we offer our customers, as this ready to assemble parts expected, turned parts also follow us on:

• drilled
• milled
• Threaded cut
• ground flat
• hardened
• remunerated
• annealed
• galvanized